com.itextpdf.svg.css.impl

Class SvgStyleResolver

java.lang.Object

com.itextpdf.svg.css.impl.SvgStyleResolver

All Implemented Interfaces:

ICssResolver

public class SvgStyleResolver
extends Object
implements ICssResolver

Default implementation of SVG`s styles and attribute resolver .

Field Summary

Fields

Modifier and Type	Field and Description
static float	DEFAULT_FONT_SIZE
static Set<IStyleInheritance>	INHERITANCE_RULES

Constructor Summary

Constructors

Constructor and Description
SvgStyleResolver(INode rootNode, SvgProcessorContext context) Creates a SvgStyleResolver.
SvgStyleResolver(InputStream defaultCssStream, SvgProcessorContext context) Creates a SvgStyleResolver with a given default CSS.
SvgStyleResolver(SvgProcessorContext context) Creates a SvgStyleResolver.

Method Summary

Modifier and Type	Method and Description
List<CssFontFaceRule>	getFonts() Gets the list of fonts.
static boolean	isElementNested(IElementNode element, String parentElementNameForSearch) Checks whether element is nested within the passed parent element.
static void	resolveFontSizeStyle(Map<String,String> styles, SvgCssContext cssContext, String parentFontSizeStr) Resolves the font size stored inside the current element.
Map<String,String>	resolveNativeStyles(INode node, AbstractCssContext cssContext) Resolves node styles without inheritance of parent element styles.
Map<String,String>	resolveStyles(INode element, AbstractCssContext context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INHERITANCE_RULES

public static final Set<IStyleInheritance> INHERITANCE_RULES

DEFAULT_FONT_SIZE

public static final float DEFAULT_FONT_SIZE

Constructor Detail

SvgStyleResolver

public SvgStyleResolver(InputStream defaultCssStream,
                        SvgProcessorContext context)
                 throws IOException

Creates a SvgStyleResolver with a given default CSS.

Parameters:

defaultCssStream - the default CSS

context - the processor context

Throws:

IOException - if any input/output issue occurs

SvgStyleResolver

public SvgStyleResolver(SvgProcessorContext context)

Creates a SvgStyleResolver.

Parameters:

context - the processor context

SvgStyleResolver

public SvgStyleResolver(INode rootNode,
                        SvgProcessorContext context)

Creates a SvgStyleResolver. This constructor will instantiate its internal style sheet and it will collect the css declarations from the provided node.

Parameters:

rootNode - node to collect css from

context - the processor context

Method Detail

resolveFontSizeStyle

public static void resolveFontSizeStyle(Map<String,String> styles,
                                        SvgCssContext cssContext,
                                        String parentFontSizeStr)

Resolves the font size stored inside the current element.

Parameters:

styles - attributes map of the current element

cssContext - SvgCssContext instance in order to resolve relative font size

parentFontSizeStr - parent font size value

isElementNested

public static boolean isElementNested(IElementNode element,
                                      String parentElementNameForSearch)

Checks whether element is nested within the passed parent element. Nesting is checked at several levels (recursively).

Parameters:

element - IElementNode element to check

parentElementNameForSearch - expected parent element name

Returns:

true if element is nested within the expected parent, false otherwise

resolveStyles

public Map<String,String> resolveStyles(INode element,
                                        AbstractCssContext context)

Specified by:

resolveStyles in interface ICssResolver

resolveNativeStyles

public Map<String,String> resolveNativeStyles(INode node,
                                              AbstractCssContext cssContext)

Resolves node styles without inheritance of parent element styles.

Parameters:

node - the node

cssContext - the CSS context (RootFontSize, etc.)

Returns:

the map containing the resolved styles that are defined in the body of the element

getFonts

public List<CssFontFaceRule> getFonts()

Gets the list of fonts.

Returns:

the list of CssFontFaceRule instances